Table of Content

Open Access Original Research

Co-development of Low-speed Electric Community Buses for Local Area Revitalization

Received: 10 October 2022;  Published: 02 February 2023;  doi: 10.21926/jept.2301005


This paper describes the development of low-speed electric community buses (LSECBs) designed by the author's group and their spread situation in Japan. LSECBs are electric vehicles that can travel on public roads at speeds of less than 5.56 m/s (20&l [...]

26 245

Open Access Review

Green Energy Sources Reduce Carbon Footprint of Oil & Gas Industry Processes: A Review

Received: 25 September 2022;  Published: 28 January 2023;  doi: 10.21926/jept.2301004


In recent years, the oil and gas sector has been moving towards green production methods to achieve net-zero emission goals. Governments and corporations have started large-scale initiatives to deploy advanced technologies to reduce carbon footprints and prevent global warming. Herein, we have explo [...]

45 349

Open Access Research Article

Significance of Insulation and Heat Pumps in Decarbonising the UK

Received: 09 November 2022;  Published: 09 January 2023;  doi: 10.21926/jept.2301003


This paper examines the economic case for the UK to proceed urgently with the installation of thermal insulation and heat pumps in most UK buildings, in the context of the legal requirement to achieve net-zero carbon emissions by 2050. A recent study by the same authors assumed that such [...]

82 639

Open Access Editorial

Acknowledgment to Reviewers of Journal of Energy and Power Technology in 2022

Received: 05 January 2023;  Published: 05 January 2023;  doi: 10.21926/jept.2301002


The editors of Journal of Energy and Power Technology would like to express their sincere gratitude to the following reviewers for assessing manuscripts in 2022. We greatly appreciate the contribution of expert reviewers, which is crucial to the journal's editorial process. We a [...]

51 422

Open Access Original Research

The Effect of Rotor Radius Ratio on The Performance of Hybrid Vertical Axis Wind Turbine Savonius-Darrieus NREL S809

Received: 05 October 2022;  Published: 02 January 2023;  doi: 10.21926/jept.2301001


This research aims to know the effect of the Rotor Radius Ratio on the performance of the hybrid Vertical Axis Wind Turbine Savonius-Darrieus NREL S809 model using the Computational Fluid Dynamics method. Two-bladed Savonius is used as an internal rotor, and three-bladed Dar [...]

88 715

Open Access Original Research

Traffic NOx Pollution Prediction and Health Cost Estimation Using Machine Learning: A Case Study of Toronto, Canada

Received: 11 March 2022;  Published: 25 December 2022;  doi: 10.21926/jept.2204043


Road traffic is a significant source of air pollution that has a harmful impact on human health. To reduce the health and environmental impacts of fossil fuel consumption in the transportation sector, many countries have implemented policies to promote the deployment of electric vehicles (EVs). A vi [...]

93 707

Open Access Research Article

Evaluation of Oxidative Stability and Kinetic Parameters of the Cottonseed and Soybean Biodiesels by Rancimat and Differential Scanning Calorimetry Techniques

Received: 26 September 2022;  Published: 22 December 2022;  doi: 10.21926/jept.2204042


In this study, the oxidative stability of the cottonseed oil biodiesel (CB) and soybean oil biodiesel (SB) was investigated by two methodologies, Rancimat and Differential Scanning Calorimetry (DSC), using samples fresh and aged (mid-term storage condition (100 days)). The biodiesel samples were syn [...]

109 712

Open Access Research Article

Net Zero UK – Generation and Energy Storage Requirements for the UK to Become Carbon Neutral

Received: 25 September 2022;  Published: 13 December 2022;  doi: 10.21926/jept.2204041


This paper sets out a quantified scenario for the UK to reach net zero carbon emissions. Wind and solar are the main energy sources and their intermittency is accommodated through hydrogen electrolysis, biogas from anaerobic digesters, and their combination into biomethane. Hydrogen and [...]

117 1056

Open Access Research Article

Enhancing the Wettability of Polyetheretherketone (Peek) Membrane with Ozone for Improving Fuel Cell Performance

Received: 21 August 2022;  Published: 06 December 2022;  doi: 10.21926/jept.2204040


Ozone was reacted with the aromatic membrane polyetheretherketone (PEEK) to form oxidized functional groups on the surface to enhance the attraction and transport of protons in fuel cells. Ozonation of unsaturated C-C sp2 bonds in PEEK formed a primary ozonide which dissociate [...]

101 807

Open Access Research Article

The Design, Development and Assessment of a Novel De-centralised IoT-Based Remote Monitoring of a Small-Scale Anaerobic Digester Network

Received: 21 September 2022;  Published: 28 November 2022;  doi: 10.21926/jept.2204039


The implementation of community-level de-centralised anaerobic digestion (AD) systems offers a sustainable solution for organic waste management and energy provision, but there is currently a need for low-cost methods of system control and management at this scale. The problem becomes accentuated wi [...]

107 918